The mobile version of one of the most popular sandboxes in the world, Terrariahas long allowed players to unite in one world for joint construction and battles. However, setting up multiplayer on smartphones and tablets often causes difficulties due to the characteristics of the mobile operating system Android. Unlike a PC, where everything is resolved by simply entering the IP address, on mobile devices there are nuances with network permissions and connection types.
To successfully create a server, you will need a stable connection between devices. Most often, players try to use public Wi-Fi networks in cafes or hostels, which leads to connection errors due to isolation of clients. Proper organization local network is the foundation without which you will not be able to see your friend's lobby in the list of available games.
In this article we will analyze in detail all the stages of connection: from choosing the right network type to manually setting up IP addresses if automatic detection did not work. We will also pay attention to game versions, since desynchronization of updates is the most common reason why devices simply “do not see” each other, despite the correct connection to the router.
Preparing devices and checking versions
Before moving on to complex router settings, you need to make sure the basic compatibility of your gadgets. The first and most critical step is to check the version of the installed application. Developers Re-Logic regularly release patches, and if one player has version 1.4.4.9 and another has version 1.4.4.8, connection will be impossible.
Go to the application store on all devices that plan to participate in the game and check for updates. Even if the game claims that it is updated, try clicking the "Update" button manually - sometimes the store cache displays out-of-date information. Synchronizing versions Required for all participants in the session, including the host who will create the world.
It is also worth paying attention to the architecture of the device. Although modern smartphones are almost uniform, very old tablets or low-end models may experience performance issues when generating the world. Make sure that the host device has enough free RAMas it will act as a server and process the game logic for all connected players.
Before starting the session, completely close background applications on the host device. This will free up processor resources for processing network packets and prevent lags for all players.
⚠️ Attention: Do not try to connect if one of the players has a pirated version of the game installed, and the others have a license from Google Play. Connection protocols may differ, which will lead to an immediate disconnection or a “Version Mismatch” error.
Organizing a local connection via Wi-Fi
The most reliable way to connect Android devices is to use one Wi-Fi access point. It's important to understand the difference between connecting to your home router and creating a hotspot on one of your phones. Both methods work, but have different technical features that affect ping stability.
If you are at home, connect all smartphones and tablets to the same Wi-Fi network. Make sure that your router settings do not have Client Isolation or AP Isolation enabled. This function is designed for security in public places and prohibits devices within the same network from communicating with each other, which blocks operation Terraria.
If you do not have home Internet or a router, you can turn one of your smartphones into a mobile hotspot. Enable the Wi-Fi hotspot feature in the host phone settings. Then connect all other devices to the created network. In this case, the host's phone will act as a router, distributing local IP addresses to other participants.
- 📶 Make sure that all devices are connected to Wi-Fi and not using 4G/5G mobile data in parallel.
- 🔒 When using a personal hotspot, set a strong password so that strangers do not connect to your gaming session.
- 📱 Keep the host device as close as possible to other players to ensure a strong signal.
Setting up a host and creating a game world
After the network is established, it is necessary to correctly initialize the game process. The player who will create the world acts as a server. It is his device that will store the state of the world in real time and send data about the movement of mobs and changes in blocks to other participants.
Run Terraria on the host device and select “Multiplayer” in the main menu. Next, click “Host & Play”. You will be asked to select a character and world. Please note that the world must be created in advance or selected from a save list; creating a new world on the fly may take time depending on processor power.
In the hosting settings you will see the “Port” parameter. By default it is set to 7777. It is not recommended to change it unless you know exactly why you need it, since this is the standard port for mobile connections in the game. Also check the "Maximum players" setting and set the desired number so that friends can join.
Default port: 7777
Protocol: TCP/UDP
As soon as the world loads, the host should wait for a message to appear indicating that the server is running and is waiting for connections. At this point, the host's screen usually displays its local IP address, for example 192.168.1.5. Write down or take a photo of this address - you will need it if automatic detection does not work.
☑️ Check before starting the host
Connecting clients to the server
Now let's move on to actions on the devices of other players. On client gadgets, you also need to launch the game and go to the “Multiplayer” section. Here you should select the “Join via Network” option. The game will automatically begin scanning the local network for active servers Terraria.
In an ideal scenario, you will see the world name and host nickname in the list of available games. Just click on it, select your character and click "Join". However, if the list is empty, do not rush to get upset - automatic detection (Broadcast) is sometimes blocked by Android security settings or firewalls.
In this case, use a manual connection. Click the "Add Server" button or the plus icon in the join menu. In the “IP address” field, enter the address that you wrote down on the host device (for example 192.168.43.1 for a phone access point). Leave the port unchanged (7777), if you have not changed it before.
| Connection type | Host IP address (example) | Stability | Configuration complexity |
|---|---|---|---|
| Home router | 192.168.0.X | High | Low |
| Android Hotspot | 192.168.43.X | Medium | Low |
| Public Wi-Fi | 10.X.X.X | Low | High |
| mobile data | Unavailable | Impossible | Impossible |
⚠️ Attention: If you are using a mobile hotspot, the host IP address often changes with each reconnection. Always check the current address in your phone's network settings before each new session.
Solving problems with connection and visibility
The situation when the game does not see the server is the most common complaint from users. Most often, the problem lies not in the game itself, but in the Android network settings. Starting from Android version 9 and higher, the system more strictly controls application permissions to access the local network.
Check application permissions Terraria. Go to Settings → Applications → Terraria → Permissions. Make sure that the "Local network" or "Device and application history" permission (depending on the OS version) is enabled. Without this right, the application cannot send broadcast packets to discover servers.
Another reason could be an IP address conflict or an incorrect subnet. Make sure the first three digits of the host and client IP addresses match. For example, if the host has an address 192.168.1.10, then the client must have an address of the form 192.168.1.X. If the client has an address 192.168.0.X, they are on different subnets and will not see each other.
What to do if the ping is too high?
High ping (lag) usually occurs due to a weak Wi-Fi signal or overload of the host processor. Try reducing the distance between devices, disabling background downloads on the host's phone, or reducing the graphics quality in the game settings to "Low".
Sometimes a simple reboot of the network stack helps. Try turning Airplane Mode on and off on all devices at 10-second intervals. This will forcefully reconnect devices to the network and update routing tables, which often solves the problem of server “invisibility.”
Optimizing performance in multiplayer
Playing online creates additional load on devices, especially on the host. If you notice that the game starts to slow down, freeze, or sounds are played with a delay, you need to take optimization measures. Remember that the host device does double duty: renders graphics and handles server logic.
Reduce graphics settings on all devices, but especially on the host. Turn off resource-intensive effects like Motion Blur, Lighting Quality, and Particles. Reducing the draw distance will also significantly reduce CPU load and improve netcode stability.
Limit the number of active players. Although technically Terraria on Android it supports up to 8 players, on mobile devices a comfortable game is possible with 3-4 participants. The more players, the more data about the position of entities and blocks must be transmitted over the network every second, which clogs the Wi-Fi channel.
⚠️ Attention: Avoid using heavy mods or high-resolution texture packs when playing over a local network on weak devices. This can lead to desynchronization of the world and the game crashing for all participants.
The stability of multiplayer is 90% dependent on the quality of the Wi-Fi signal and the performance of the host device, and not on the speed of the Internet.
Frequently asked questions (FAQ)
Is it possible to play Terraria over the network via mobile data (4G/5G)?
No, the standard “Host and Play” feature in the mobile version of Terraria only works within the same local area network (LAN). To play over the Internet (WAN), you need to configure port forwarding on the router and use a white IP address, which is usually impossible on mobile networks of operators due to the use of NAT by the provider.
Why does the game display the "Lost Connection" error immediately after logging in?
This error most often occurs due to an unstable Wi-Fi signal or the fact that the host device has gone into sleep mode. Make sure that the host phone's screen settings are set to "Never turn off" or a large enough timeout, and that power saving for the game is turned off.
Is it possible to connect iOS and Android devices together?
Yes, cross-platform play between iOS and Android in Terraria is possible, but only if both devices have an absolutely identical version of the game installed. The connection mechanics are the same: via a local Wi-Fi network.
How to find out your IP address on Android to enter the game?
Go to Settings → Wi-Fi, click on the name of your network (or on the gear icon next to it). In the menu that opens, find the “Network Information” or “Advanced” section. The “IP address” (IPv4) item will be indicated there.
Do items disappear from chests when the connection is lost?
The world is saved on the host device. If the connection is lost, the progress that was recorded by autosave will remain. However, items that you took from the chest, but did not have time to put into inventory or use before the break, may be lost, since the state of the chest may not have been updated on the server.